summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 60bf8f27cc00..c6a3e61b53bd 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -4139,6 +4139,8 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *lower_dev,
return -EINVAL;
if (!info->linking)
break;
+ if (netdev_has_any_upper_dev(upper_dev))
+ return -EINVAL;
if (netif_is_lag_master(upper_dev) &&
!mlxsw_sp_master_lag_check(mlxsw_sp, upper_dev,
info->upper_info))
@@ -4258,6 +4260,10 @@ static int mlxsw_sp_netdevice_port_vlan_event(struct net_device *vlan_dev,
upper_dev = info->upper_dev;
if (!netif_is_bridge_master(upper_dev))
return -EINVAL;
+ if (!info->linking)
+ break;
+ if (netdev_has_any_upper_dev(upper_dev))
+ return -EINVAL;
break;
case NETDEV_CHANGEUPPER:
upper_dev = info->upper_dev;